Updated October 2026 · Fraser Bond
Planning · Harrow
Planning in Harrow, step by step
Searchapplications
Applyonline
8 weeksmost decisions
Landlordslicensing
In short: Harrow Council publishes planning applications and decisions on its online planning search, where you can look up an address, see plans and comment. New applications are usually submitted through the national Planning Portal. Most householder and minor applications should be decided within 8 weeks, and major applications within 13. Check conservation areas, Green Belt and landlord licensing before you start.
How to apply
1
Check if you need permissionSome extensions and loft conversions are permitted development; flats don't have the same rights.
2
Pre-application adviceUseful for bigger or sensitive schemes.
3
Prepare drawingsLocation plan, existing and proposed plans and elevations.
4
Submit onlineThrough the Planning Portal, with the national fee.
5
ConsultationNeighbours and consultees can comment.
6
DecisionApproval, conditions or refusal. You can appeal a refusal.
Including Harrow on the Hill, with strict controls on alterations.
Parts of the north of the borough are Green Belt.
Harrow runs selective licensing in some wards. Check before letting.
| Application type | Target decision time |
|---|---|
| Householder | 8 weeks |
| Minor | 8 weeks |
| Major | 13 weeks |
| Lawful development certificate | Usually 8 weeks |
Statutory target periods in England
Before you submit
Owners and landlords in Harrow
- Rental valuation before and after works
- Lettings and full management
- Licensing support
- Free sales valuation
Frequently asked questions
Where do I search planning applications in Harrow?
On Harrow Council's online planning search, by address or reference.
How do I apply?
Most applications go through the national Planning Portal.
How long does it take?
Most householder and minor applications should be decided within 8 weeks.
Can Fraser Bond help after the works?
Yes. We can value, let and manage the property.
Improving a property in Harrow?
Find out what it could rent or sell for once the work is done.
Get a free valuationSpeak to our team
